Solved: Windows 7 OS Not Install usb 3/CD/DVD Driver Is Mising Error... - HP Support Community - 6804471
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Install Windows 7 from an USB 3.0 key (plugged into an USB 3.0 port) - Windows - Tutorials - InformatiWeb
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Install Windows 7 on a USB support (external hard drive or USB key) with WinToUSB - Windows - Tutorials - InformatiWeb
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